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Banned Substance

promegestone

CAS 34184-77-5
2

Safety score · 0–100

Avoid

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A synthetic progestogen drug (now withdrawn). EU bans hormones from cosmetics — they are endocrine disruptors and not appropriate for topical use.

Skin benefits

  • Not applicable

Known concerns

  • EU Annex II banned
  • Hormone
  • Endocrine disruptor
  • Withdrawn drug

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.